产品名称: BZA8050系列防爆防腐主令控制器(ⅡC) 适用范围Application 区、2区危场所. IIA、IIB、IIC类爆炸性气体环境 Can be used Zone 1 and Zone 2 dangerous places. Can be used in IIA,IIB,IIC group explosive atmosphere.
型号含义Model implication 总单元型号含义Application of chief part 主要技术参数 Main technical parameters
使用类别Using sorts 额定工作电压(V)Ratedvoltage 额定工作电流(A)Ratedcurrent 防护等级Protectioncategory 防爆标志Ex-mark 防腐等级 Corrosion-proof category 进线口螺纹(G")Inlet’s thread 电缆外径(Φ,mm)Cable’s outside diameter AC-3 AC-4 220 380 10 IP65 Exed II CT6 WF2 3/4* 8-14
*注:本产品通头正常配置为G3/4“,如用户要求通头配置为G1/2"请注明。通头为普通型通头,如用户要求采用复合密封则请注明。*Note:Operating post normal installing has one out let teminal whose diameter is G3/4",please noted if you require G1".
产品特点 Features 增安型外壳,内装元件为防爆元件。 外壳采用玻璃纤维增强不饱和聚酯树脂压制 而成,具有外形美观,耐腐蚀,抗静电,耐 冲击及热稳定性好等优良性能。 隔爆型控制开关具有结构紧凑,可靠性好,体 积小,通断能力强,寿命长并有多种功能供用 户选配。防爆按钮采用超声波封装工艺,保证 了可靠的结合强度,按钮的功能可以两单元 自由给合,防爆指示灯采用特殊设计,交流 220-380V通用。 外露紧固件均采用不锈钢,为防掉式设计维修 方便. 壳体和盖的接合面采用迷宫式结构,具有较好 的防水,防尘能力。 符合GB3836-2000,IEC60079标准要求。 Safety reinforced shell,inside are mounted Explosion-separate type elements The shell mould-shaped by glass fiber reinforced and unsaturated ploysterelegant-insisting impact-withstanding and perfactions of corrosion-proofing,electro static-insisting impact-withst and ding and perfact thermal reliability.etc The explosion-separate type,control switchwith compact structure,steady property,small volume,high capacity,and long-trmlife has severalfunctions to e selected freely.Explosion-proofing button by ultrasonicencapsulation arts,ensuring the dependable combining intension The functionof it can combine freely in two units.The explosion-proof indicator by specialdesign,using within the AC voltage soope of 220V-380V generally. All the exposed fastening pieces are made of stainless steel and Of anti-lost type,which be convenient to maintaining. The joint of shell and cover is the form of deviou-labyringhian truture,Water-proof,dust-proof. Suitable for GB3836-2000,IEC60079 standard request.
外形示意图 Main technical parameters 一单元壳体外形及安装尺寸Outluneand installing size offirst unithull A1 二单元壳体外形及安装尺寸Outline and installing size of second unithull A2 三单元壳体外形及安装尺寸Outline and install ing sizeof thirdunit hull A3